This is a summary of the talk about the checkerboard rendering used in Dark Souls Remastered on Pro and XBX. It's a work done by QLOC. It's a very interesting document about CBR rendering and a rare source of information about some specific hardware existing on Playstation Pro (Neo): ID Buffer...
Introduction to DirectX Raytracing: Overview of Ray Tracing
Peter Shirley, NVIDIA
http://intro-to-dxr.cwyman.org/presentations/IntroDXR_RayTracingOverview.pdf
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Ray Tracing Versus Rasterization for primary visibility
Rasterization: stream triangles to pixel buffer to see that pixels they cover...